Help with box spec

[bassfreak 0]

I need help with a box spec for my 2 Sundown Audio SA-15s. Its going into a Izusu Rodeo. My goal is to hit over 150db.

The box needs to be 6 to 8 cubic feet, port tuned to 35hz and max width is 41".

I looking for a box that i can use as a daily driver and for competitions.

I would appreciate the help.

[j-roadtatts 1,129]

Welcome to SSA. Are you looking for someone to design the box for you?

[bassfreak 0]

Welcome to SSA. Are you looking for someone to design the box for you?

Yes